Geryon[jē′rē än′; ger′ē ən]
Geryon definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Gr. Myth. a winged, three-bodied monster killed by Hercules as one of his twelve labors
Origin: Classical Latin ; from Classical Greek Gēryōn or Gēryonēs
Geryon definition by American Heritage Dictionary
noun Greek Mythology
A monster with three bodies that was slain by Hercules.